Question

find the perimeter of each of the following shapes (a) a triangle of sides 3cm 4cm and 5cm (b) an equilateral triangle of side 9 CM. (c) and isosceles triangle with equal sides 8 cm each and third side 6 CM​​

Answer 1

Answer:

Solution

(a) Perimeter =3+4+5=12cm

(b) Perimeter =9+9+9=27cm

(c) Perimeter =8+8+6=22cm

Step-by-step explanation:

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Answer 2

Answer:

a. Perimeter of a triangle=Side+Side+Side

= 3+4+5=12cm

b. Perimeter of an equilateral ∆ = 3*side

=3*9=27cm

c. Perimeter of an isosceles ∆= 2*Side+side

=2*8+6=22cm

Step-by-step explanation:

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